A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5999-01-301-1085
NSN 6240-01-620-5593
NSN 5935-00-081-2270
NSN 6620-01-087-4361
NSN 5960-01-593-4760
NSN 5950-01-501-7162
NSN 6240-00-452-5241
NSN 6620-01-538-7174
NSN 5950-00-301-5352
NSN 5965-01-144-7718
NSN 5998-01-529-8261
NSN 5990-01-004-6343